114 results about "Optical coating" patented technology

Techniques and / or systems are disclosed herein for forming a window cavity wafer that includes fabricating a window wafer by: providing a window wafer substrate having two faces; etching fiducials onto one or more faces of the window wafer substrate; and applying one or more optical coatings to on one or more faces of the window wafer substrate. Next, fabricating a spacer wafer separate from the window wafer by: providing a spacer wafer substrate having two faces; and forming an array of through-holes in the spacer wafer substrate. Then, bonding the spacer wafer to the window wafer to form the window cavity wafer; and forming discrete metal frames on a face of the window cavity wafer.

This invention belongs to the field of optical functional thin film materials, specifically relating to a silicon-oxygen-aluminum ternary composite optical coating material and its preparation method. Addressing the problem in existing technologies of achieving high transmittance, high hardness, and corrosion resistance synergistically within a single ternary material system, this invention utilizes a single-crystal thin film with a completely ordered single-phase structure epitaxially grown on a MgAl2O4 spinel single-crystal substrate, co-doped with transition metal ions and protons. Employing a combined laser molecular beam epitaxy and low-temperature proton implantation technique, alternatingly ablates the silicon target, aluminum target, and doped target, and simultaneously irradiating with a low-energy hydrogen ion beam under ultra-high vacuum, atomic-level epitaxial growth and in-situ proton embedding are achieved, resulting in a unified high transmittance, high hardness, and corrosion resistance.

The application discloses an online full-wavelength detection system for continuous vacuum coating, a transfer unit is used for conveying a coated sample to a next vacuum coating unit, the transfer unit can convey the coated sample to a specified position of a detection module, and light emitted by a light source module enters a light collecting mechanism after passing through the coated sample. The application can satisfy online full-wavelength detection of continuous coating, can detect optical performance changes after coating in real time, and then adjust optical coating parameters to achieve ideal optical coating effect. The method can greatly improve the yield of multilayer continuous coating. Meanwhile, the second window of the light collecting mechanism and the first window of the light source module are arranged to be inclined at a specified angle, so that reflected light on the upper surface and the lower surface of the coated sample can be effectively prevented from entering the integrating sphere, background interference is effectively reduced, sensitivity is improved, and the optical differences of the coated sample after coating of each layer can be effectively found, so that parameter guidance for the next layer of coating is provided.

The application discloses an optical coating process cavity and a multi-cavity continuous vacuum coating machine thereof. The optical coating process cavity comprises a cavity, the cavity is provided with an outlet and an inlet, the outlet and the inlet of the cavity are arranged on two adjacent surfaces of the cavity, an arc-shaped cavity wall is arranged at a position opposite to the intersection of the surfaces where the outlet and the inlet of the cavity are located, the center of the circumference where the arc-shaped cavity wall is located coincides with the rotation center of a rotating frame in the cavity, a coating assembly is arranged on the arc-shaped cavity wall, the arc-shaped cavity wall is deviated to one side of the cavity, and space is reserved on the other side as a mounting wall of a matched device. The multi-cavity continuous vacuum coating machine comprises a pretreatment cavity, at least one optical coating process cavity and a post-treatment cavity which are connected in sequence, and the inlet of the pretreatment cavity and the outlet of the post-treatment cavity are connected through a connecting platform. The coating efficiency is high.

The invention provides a high-toughness deep-texture multi-layer visual effect composite board and a preparation method and application thereof, and belongs to the technical field of composite material preparation, and the method comprises the following steps: selecting a base material layer and carrying out base material pretreatment; forming a UV transfer printing texture layer on the surface of the base material layer; depositing an optical coating layer on the UV transfer printing texture layer; coating a color ink layer; covering a color cover bottom layer; preparing a deep-texture high-transmittance PU appearance layer; the PU appearance layer and the obtained structure are compounded through high-transmittance UV glue; performing surface treatment; and curing and molding. The manufactured composite board has the advantages of optical texture, folding resistance, water resistance, ultraviolet resistance, wear resistance, high and low temperature resistance and the like, through the structural design of optical coating, UV texture transfer printing, the high-transmittance PU layer and the like, the composite board with the hand feeling being deep texture and the vision being optical double texture is prepared, operation is easy, cost is low, and large-scale production can be achieved.

The invention discloses an intelligent control method and system for optical coating equipment, relates to the field of intelligent control of the optical coating equipment, is used for improving the coating precision and stability of a complex multi-layer film system, and comprises the following steps: obtaining recorded data; the recorded data comprises a real-time optical signal intensity value output by an optical film thickness monitoring system in a film coating process and a deposition parameter of a current layer; determining a drift difference value according to the recorded data, and determining a drift rate according to the drift difference value; pre-judging the total drift amount of the optical film thickness monitoring system in the future deposition process according to the drift rate and the remaining layer number to be deposited; and according to the total drift distance, adjusting target optical thicknesses of the current layer and the subsequent layer, evaporation process parameters and an end point judgment basis of a monochromatic monitoring signal.

The invention relates to the technical field of photovoltaic cells, in particular to an optical coating composition, a photovoltaic cell piece and a photovoltaic module. The optical coating composition comprises a component A, a component B and a component C, the component A comprises one or more compounds with the structure shown in the following formula I; in the formula I, R1 is selected from H, an aryl-substituted functional group, or a substituted or unsubstituted alkenyl ether group, and R2 is selected from alkoxy, an aryl-substituted functional group, and substituted or unsubstituted C1 to C13 alkylene; n and m are respectively and independently selected from 0 or 1 or 2; the component B comprises one or more of an epoxy monomer, an oxetane monomer or a vinyl ether monomer; and the component C comprises one or more initiators. The optical coating composition provided by the invention has excellent transparency and high refractive index, and can solve the problem of refractive index mismatch of a photovoltaic cell and a packaging material.

The invention discloses eye-protecting TFT (thin film transistor) liquid crystal panel glass, a preparation method and a liquid crystal display screen, and the preparation method comprises the following steps: cutting white glass, performing edging and chemical strengthening treatment to form TFT liquid crystal panel glass, and cleaning the TFT liquid crystal panel glass; manufacturing five liquid crystal display film layers on the inner side of the cleaned TFT liquid crystal panel glass; eight optical film layers which are stacked layer by layer and are different in thickness are designed on the outer side of cleaned TFT liquid crystal panel glass, optical film coating of the TFT liquid crystal panel glass is completed, the transmissivity of the TFT liquid crystal panel glass obtained after film coating is made to be larger than or equal to 94.5%, and the illumination perspective wavelength range is 630-750 nm. The eye-protecting TFT liquid crystal panel glass is prepared by the preparation method. The liquid crystal display screen comprises the eye-protecting TFT liquid crystal panel glass. The liquid crystal display screen of the prepared TFT liquid crystal panel glass has a good eye protection effect, so that the eyes can see display devices and the display screen more clearly and more easily, the eyes are better protected, the naked eye vision is improved, the blood circulation is accelerated, and the vision is healthier.

A coated article is described herein with a substrate having a major surface that comprises a first portion and a second portion that is curved or faceted; and an optical coating on the major surface that forms an anti-reflective surface. A first direction is normal to the first portion and is not equal to a plurality of second directions that are normal to the second portion, and the angle between the first direction and each of the second directions is from about 10 degrees to 60 degrees. Further, the coated article exhibits at the first and second portion a hardness of about 8 GPa or greater at an indentation depth of about 100 nm or greater. Further, the coated article exhibits a single side maximum reflectance of about 3% or less as the first and second portion, wherein the reflectance is measured in a range from about 425 nm to about 950 nm.

In order to increase transmission or reflection, an optical element for the ultraviolet (UV) wavelength range is proposed, comprising a substrate and an optical coating configured as a dielectric layer system, the dielectric layer system comprising layers of at least two different base materials with different refractive indices at a wavelength in the UV wavelength range, which are arranged alternately, wherein the optical element comprises a nanolayer system at the position of at least one layer of the base material with the higher refractive index.

This utility model relates to an automatic air intake structure for an optical coating machine, including a rectangular base plate. A coating machine body is fixedly connected to the top of the rectangular base plate, and an oxygen tank is also fixedly connected to the top of the rectangular base plate. An electromagnetic valve is installed inside the coating machine body, and a controller is installed on the top of the oxygen tank. The controller is electrically connected to the electromagnetic valve. The oxygen tank is located on the side. This automatic air intake structure for the optical coating machine, through its air intake mechanism design, allows for quick disassembly and installation of the air intake pipe. This solves the problems of existing fixing methods, which are often complex. After fixing the air intake pipe, if the oxygen in the oxygen cylinder runs out and needs to be replaced, special tools are required to remove the air intake pipe, making the operation cumbersome and increasing the workload of the workers. Furthermore, the excessive time wasted in replacing the oxygen cylinder also reduces the working efficiency of the coating machine.

Methods and systems for producing optical constructions on optical substrates, one such method comprising: (a) microvalving droplets of a dye-containing liquid formulation onto an optical surface of the optical substrate to form a wet continuous layer; and (b) treating the wet layer to produce a continuous, dry, dye-containing layer on the optical surface, wherein the optical surface is a curved surface, and wherein the optical surface is a polymeric surface.

The invention belongs to the technical field of optical lenses. The invention relates to a preparation method of a bionic mud light control high-definition low-color-difference sunglass lens, which comprises the following steps: S31, adding raw materials into a reaction kettle according to a formula proportion, mixing and stirring, and respectively preparing a prime coating and a top coating; s32, the surface of the optical lens is coated with the prime coating, an optical coating with the thickness of 2.0-4.0 microns is formed after photocuring, and standing is conducted for 4-6 h at the room temperature for standby application; and S33, the surface of the optical lens containing the prime coat is coated with the topcoat paint, an optical coating with the thickness being 1.0-2.0 microns is formed, finally, the optical lens is put into a constant-temperature oven to be baked and cured, and the surface of the optical coating is cured to be integrated with the optical lens. The sunglass lens is obtained by coating the self-made reactive MOF dye, the volume expansion monomer and the coating prepared through formula optimization design on the lens, and the problem that the detail resolution of the current sunglass lens is poor after the sunglass lens is blocked by 45-90% of light is effectively solved.

A total inner reflection (TIR) prism comprises two essentially triangular prisms separated by an optical coating or by a thin layer of air, wherein one of said two triangular prisms is shaped as an isosceles triangle.

The invention relates to the technical field of optical filters, and particularly discloses a preparation method of a tempered infrared cut-off optical filter for a module, comprising the following steps: S1, pretreatment of a glass substrate: cutting, cleaning and drying the glass substrate to obtain an optical filter primary product; s2, chemical toughening treatment: carrying out chemical toughening treatment in an annealing furnace; s3, post-cleaning and inspection: cleaning and drying the optical filter, and detecting the performance of the optical filter; s4, optical coating: coating an infrared cut-off interference film system on the surface of the optical filter; and S5, assembling a finished product. According to the invention, a compact pressure stress layer is formed on the surface of the optical filter through a chemical tempering process; when the optical filter is subjected to an external force, the compressive stress layer can effectively counteract a part of tensile stress, so that the bending strength, the impact strength and the surface microhardness of the optical filter are greatly improved; the chemical tempering process does not change the optical intrinsic characteristics of the base material; and the influence on the original key optical properties such as transmittance, steepness of cut-off and the like is extremely small.

The invention belongs to the technical field of vamp production, and particularly relates to an aurora spraying vamp and a production process thereof.The aurora spraying vamp comprises a basic fabric, the surface of the basic fabric is provided with a micropore structure, the surface of the basic fabric is sequentially sprayed with a bottom layer and a middle layer, and the surface of the middle layer is coated with a surface layer. According to the aurora spraying vamp and the production process thereof, a precise coating structure consisting of a bottom layer, a middle layer and a surface layer is constructed, and a nano-scale film thickness gradient control technology is combined, so that the dynamic, gradient and visual angle dependent color changing effect of aurora in the nature is simulated on a basic fabric of the vamp; meanwhile, the acrylic resin coating containing silver nanoparticles and the special optical coating formed by dispersing mica powder coated with nano titanium dioxide in waterborne polyurethane resin are combined with plasma treatment equipment, so that the gorgeous and accurate color is ensured; and the coating is endowed with excellent adhesive force, wear resistance, weather resistance, water resistance, oil resistance and antifouling performance.

To provide an improved conductive optical coating for a broadband optical component.SOLUTION: A method of coating an optical substrate includes depositing a semiconductor coating over a surface of the optical substrate, the semiconductor coating having a broadband optical transmittance. Predetermined portions of the semiconductor coating are doped to form a spatially varied pattern of doped semiconductor in the semiconductor coating. The method includes annealing the semiconductor coating to at least one of increase oxygen in an undoped region of the semiconductor coating or decrease oxygen in a doped region of the semiconductor coating.SELECTED DRAWING: Figure 1

The application relates to the technical field of mobile phone accessory forming, and discloses a forming method of a mobile phone back cover and the mobile phone back cover. The forming method of the mobile phone back cover comprises the following steps: forming a pattern layer by using a thermoplastic UV ink to print a pattern and transfer a texture on a thermoplastic glass fiber plate; forming a thermoplastic coating layer by optical coating on the pattern layer; forming a highlight layer by using a thermoplastic UV ink to transfer a highlight ink on the thermoplastic coating layer; forming a mobile phone back cover base material by the thermoplastic glass fiber plate, the pattern layer, the thermoplastic coating layer and the highlight layer; cutting the mobile phone back cover base material into a preset shape, and obtaining the mobile phone back cover by hot bending the mobile phone back cover base material cut into the preset shape. The thermoplastic glass fiber plate is used as the base material, the thermoplastic UV ink is used to print the pattern and the highlight layer, and the thermoplastic coating layer is formed by optical coating, so that the thermoplastic glass fiber plate has good thermoplasticity and toughness, is convenient for hot bending forming, the production efficiency is improved, the strength of the mobile phone back cover is improved, and the production cost is reduced.

The utility model provides an optical coating fixture and a coating machine, the optical coating fixture is suitable for fixing an element, the element is provided with a through first through hole, the outer surface of the element comprises a first non-coating area, a coating area and a second non-coating area, the optical coating fixture comprises a hanging scaffold, a connecting piece and a fixing piece, a second through hole is formed in the hanging scaffold in a penetrating mode, the hanging scaffold comprises an upper end face and a lower end face which are oppositely arranged, a fixing section is arranged at one end of the connecting piece, the fixing section is arranged in the second through hole in a penetrating mode, the other end of the connecting piece is matched with the first through hole, a bearing part is arranged at the other end of the connecting piece, and the bearing part protrudes out of the first through hole. The bearing part is in contact with the first non-coating area, the fixing piece is arranged on the upper end face, and the fixing piece is detachably connected with the fixing section. According to the optical coating fixture disclosed by the embodiment of the utility model, the phenomenon that elements are stuck or cracked can be avoided, and the optical coating fixture is convenient to process and strong in adaptability.

The invention belongs to the technical field of semiconductor manufacturing, micro electro mechanical systems and precise optical coating, and particularly discloses a method for activating the surface of a substrate in situ in an atomic layer deposition chamber, which comprises the following steps: selecting a donor substrate and a target substrate to be activated; etching the donor substrate to obtain a donor substrate with high-density hydroxyl groups; placing the donor substrate with the high-density hydroxyl groups and a target substrate to be activated in the same atomic layer deposition process chamber; and inert carrier gas is introduced into the atomic layer deposition process chamber, purging process parameters are controlled, and in-situ activation of the target substrate is completed. According to the method for activating the surface of the substrate in situ in the atomic layer deposition chamber, after the surface of the substrate is activated by the method, protective films such as aluminum oxide and the like are subjected to atomic layer deposition, so that the adhesive force and long-term reliability of the protective films on a whole device can be ensured; and interface engineering technical support is provided for manufacturing of high-performance and high-reliability three-dimensional heterogeneous integrated devices and micro-nano sensors.

The invention relates to the technical field of optical detection, in particular to a method and a system for testing wear resistance of an optical coating product. The method comprises the following steps: acquiring a reference image set of a to-be-measured optical coating surface and constructing a background noise suppression model; performing periodic physical wear on the to-be-detected surface, acquiring a state image, filtering by using the background noise suppression model, and generating a wear saliency map by calculating phase consistency; calculating the wear entropy increase rate representing the change speed of the defect area based on the wear saliency map; a feedback adjustment function based on the wear entropy increase rate is constructed, when the wear entropy increase rate exceeds a threshold value, the load is reduced according to an attenuation coefficient, and otherwise, the load is kept or increased; and constructing a wear-resistant characteristic curve according to the accumulated friction work and the wear entropy increase rate until a termination condition is reached. According to the invention, through an adaptive load adjustment mechanism and image entropy increase analysis, precise quantitative evaluation of the wear resistance of the optical coating is realized, and the test accuracy is improved.

The utility model belongs to material processing technical field, concretely relates to a kind of polycrystalline material processing device for optical coating, including cleaning frame, ultrasonic cleaning mechanism is installed in cleaning frame lower end, lifting mechanism is installed in cleaning frame upper end, lifting mechanism transmission connection has mounting bracket, mounting bracket detachably installs basket, mounting rod is fixedly installed to the symmetry of basket upper end, mounting rod rear side is equipped with the slot, the through hole matched with mounting rod is equipped with in mounting bracket upper and lower penetration, mounting bracket inside is equipped with installation groove, the elastic sliding connection of installation groove inside is equipped with the clamping block matched with slot, unlocking piece matched with clamping block is installed in mounting bracket front end;The utility model can be conveniently disassembled basket by slot and clamping block, not only can the basket be disassembled to facilitate the unloading of polycrystalline material, also facilitate the selection of different size basket according to the size of polycrystalline material, convenient and fast operation.

The invention discloses an optical coating machine, a coating control method and a storage medium, and relates to the technical field of optical coating. The optical coating machine comprises a coating table, a coating gun group, a light source, a detection module and a control module, wherein the coating gun group and the light source are positioned on one side of the coating table; the film coating table is provided with a film changing mechanism, a first through hole corresponding to the film changing mechanism and a second through hole used for installing a glass substrate, the film changing mechanism comprises a base plate and a plurality of monitoring pieces arranged on the base plate, the monitoring pieces are used for monitoring the film coating process of a single refractive index material, and the control module is used for obtaining the current position of a target monitoring piece; and if the current position of the target monitoring piece is different from the position of the first through hole, the target monitoring piece is moved to the first through hole by using the rotating shaft, and the coating thickness of the coating gun group is controlled based on the emergent spectrum of the target monitoring piece. By adopting the optical coating machine, the error transmission chain can be cut off in time, and the coating precision is greatly improved.

A raw material composition for preparing a medium-high refractive index polyurethane optical material and optical coating material, comprising A component polyisocyanate, B component cyclo-trimeric sulfur-tris (2-mercaptoethyl sulfanyl) thiol represented by formula I, and C component naphthyl-bis (thioethyl acrylate) represented by formula II. The composition is used for preparing a polyurethane optical material or optical coating, and the product has high light transmittance, medium-high refractive index, excellent mechanical properties and protection against harmful light, etc. advantages, while effectively controlling the refractive index, reducing the production cost of high refractive index, high precision optical components, and expanding the application range of optical materials. (I) (II).

The invention discloses eye-protecting TFT (thin film transistor) liquid crystal panel glass, a preparation method and a liquid crystal display screen, and the preparation method comprises the following steps: cutting white glass, performing edging and chemical strengthening treatment to form TFT liquid crystal panel glass, and cleaning the TFT liquid crystal panel glass; manufacturing five liquid crystal display film layers on the inner side of the cleaned TFT liquid crystal panel glass; six optical film layers which are stacked layer by layer and are different in thickness are designed on the outer side of cleaned TFT liquid crystal panel glass, optical film coating of the TFT liquid crystal panel glass is completed, the transmissivity of the TFT liquid crystal panel glass obtained after film coating is made to be larger than or equal to 94.5%, and the illumination perspective wavelength range is 630-750 nm. The eye-protecting TFT liquid crystal panel glass is prepared by the preparation method. The liquid crystal display screen comprises the eye-protecting TFT liquid crystal panel glass. The liquid crystal display screen of the prepared TFT liquid crystal panel glass has a good eye protection effect, so that the eyes can see display devices and the display screen more clearly and more easily, the eyes are better protected, the naked eye vision is improved, the blood circulation is accelerated, and the vision is healthier.

The invention relates to the technical field of optical coating, and particularly discloses a preparation method of coated glass for an optical sensor and the coated glass, the preparation method of the coated glass for the optical sensor comprises the following steps: S1, pretreating an optical glass matrix to obtain pretreated glass; s2, carrying out magnetron sputtering on the surface of the pretreated glass to form a silicon dioxide layer, then carrying out magnetron sputtering on a magnesium fluoride layer, and alternately arranging 5-6 layers to obtain a semi-finished product; s3, the surface of the semi-finished product is subjected to ion beam polishing treatment, and coated glass is obtained; the coated glass prepared by the preparation method of the coated glass for the optical sensor has the advantage of reducing interference of ambient light on PPG signals in a broadband.

The invention relates to the technical field of optical coating and precise cleaning, in particular to a normal-temperature rapid stripping solution for a stainless steel AR coating fixture, which comprises the following raw materials in percentage by mass: 8-15% of fluorine source, 5-15% of acid source, 8-15% of oxidant, 0.5-3% of compound corrosion inhibitor, 1-5% of gas remover, 0.5-2% of auxiliary reducing agent and the balance of deionized water. By means of the deplating solution, a film plating clamp can be rapidly deplated and cleaned within 15 minutes at the normal temperature, meanwhile, zero-corrosion protection is achieved on austenitic stainless steel matrixes such as 304 and 316, and the metal primary color and luster of the austenitic stainless steel matrixes are kept.

A TPU high and low temperature film with optical color effect and a preparation method thereof are provided. The TPU high-temperature film includes an optical coating layer, a texture layer, a TPU carrier layer, and a hot melt adhesive layer from top to bottom. The texture layer is made of polyurethane UV adhesive coating. The TPU high and low temperature film of the present disclosure has stable quality, excellent tensile properties, UV aging resistance, hydrolysis resistance, and boiling resistance. At the same time, its optical coating layer also has good adhesion, hydrolysis resistance, boiling resistance, and aging resistance, rendering it easy to use. The preparation method of the TPU high and low temperature film is simple in process, easy to control in operation, and conducive to industrial production. Moreover, during the production process, no waste, wastewater, exhaust gas, etc. are generated, which does not pollute the environment.

A method for manufacturing an optical article (50a, 50b, 50c), the method comprising:-incorporating (102) optically functional nanoparticles (16; 20) into a substrate (22), thereby obtaining an optical coating (24); -applying (106, 108, 110) the optical coating (24) on a surface of an optical support element (26 ', 26 '', 26''') or bonding the optical coating (24) as a layer within the optical support element (26 ', 26 '', 26'''), thereby obtaining the optical article (50a, 50b, 50c).